<template>
    <div class="goods-list">
        <!-- <router-link class="goods-item" v-for="(item,i) in goodslist" :key="i" :to="'/home/goodsinfo/'+item.id" tag="div">
            <img :src="item.img_url" alt="">
            <h1 class="title">{{item.title}}</h1>
            <div class="info">
                <p class="price">
                    <span class="now">¥{{item.sell_price}}</span>
                    <span class="old">¥{{item.market_price}}</span>
                </p>
                <p class="sell">
                    <span>热卖中</span>
                    <span>剩{{item.stock_quantity}}件</span>
                </p>
            </div>
        </router-link> -->

        <!-- 在网页中有两种跳转方式 -->
        <!-- 方式1:使用a标签叫做标签跳转  方式2: 使用window.location.href的形式，叫做编程式导航 -->
        <div class="goods-item" v-for="(item,i) in goodslist" :key="i" :to="'/home/goodsinfo/'+item.id" @click="getDetail(item.id)">
            <img :src="item.img_url" alt="">
            <h1 class="title">{{item.title}}</h1>
            <div class="info">
                <p class="price">
                    <span class="now">¥{{item.sell_price}}</span>
                    <span class="old">¥{{item.market_price}}</span>
                </p>
                <p class="sell">
                    <span>热卖中</span>
                    <span>剩{{item.stock_quantity}}件</span>
                </p>
            </div>
        </div>
        
        <mt-button type="danger" size="large" @click="getMore">加载更多</mt-button>
    </div>
</template>


<script>

export default {
    data(){
        //data 是往自己组件内部 挂在一些私有数据的
        return{
            pageIndex:1,//分页页数
            goodslist:[]//存放商品列表的数组
        }
    },
    created () {
        this.getGoodsList()
    },
    methods:{
        getGoodsList(){
            //获取商品列表
            this.$http.get('/src/json/goodslist.json'+"?pageIndex="+this.pageIndex).then(result =>{
                if(result.body.status === 0 ){
                    this.goodslist = this.goodslist.concat(result.body.message)
                }
            })
        },
        getMore(){
            this.pageIndex++
            this.getGoodsList();
        },
        getDetail(id) {
            //使用Js的形式进行路由导航

            // 注意：一定要区分this.$route 和 this.$router 这两个对象，其中 this.$route 是路由参数对象 ，所有路由中的参数， params query都属于它
            //this.$router是一个路由导航对象，用它可以方便的使用js代码实现路由的前进、后退、跳转到新的URL地址
            //1.最简单的
            //this.$router.push('/home/goodsinfo/'+ id)
            //2.传递对象
            //this.$router.push({path:"/home/goodsinfo/"+id})
            //3.传递命名的路由
            this.$router.push({name:"goodsinfo",params:{id}})
        }
    }
}

</script>


<style lang="scss" scoped>
.goods-list{
    display: flex;
    flex-wrap: wrap;
    padding: 7px;
    justify-content: space-between;
    .goods-item{
        width: 49%;
        border: 1px solid #cccccc;
        box-shadow: 0 0 8px #cccccc;
        margin: 3px 0;
        padding: 2px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        min-height: 293px;
        img{
            width: 100%
        }
        .title{
            font-size: 14px;
        }
        .info{
            background-color: #eeeeee;
            p{
                margin: 0;
                padding: 5px;
            }
            .price{
                .now{
                    color: red;
                    font-weight: bold;
                    font-size: 16px;
                }
                .old{
                    text-decoration: line-through;
                    font-size: 12px;
                    margin-left: 10px;
                }
            }
            .sell{
                display: flex;
                justify-content: space-between;
                font-size: 12px;
            }
        }
    }
}
</style>


